78275155

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3797}}^1$

素因数の和:3859

約数の個数: 32

約数和(自身を含む): 116674560

約数和(自身を除く): 38399405

約数列:

[1, 5, 7, 19, 31, 35, 95, 133, 155, 217, 589, 665, 1085, 2945, 3797, 4123, 18985, 20615, 26579, 72143, 117707, 132895, 360715, 505001, 588535, 823949, 2236433, 2525005, 4119745, 11182165, 15655031, 78275155]

約数ペア:

[(1, 78275155), (5, 15655031), (7, 11182165), (19, 4119745), (31, 2525005), (35, 2236433), (95, 823949), (133, 588535), (155, 505001), (217, 360715), (589, 132895), (665, 117707), (1085, 72143), (2945, 26579), (3797, 20615), (4123, 18985)]